1) Ryan Reynolds is a Canadian actor, producer, and entrepreneur known for his roles in films such as "Deadpool," "The Proposal," and "Detective Pikachu." He has gained recognition for his comedic timing and charismatic performances on-screen.

2) The fingerprints of koalas are so similar to humans that they have been mistaken at crime scenes.

3) The corpse flower, or titan arum, is known for its unpleasant smell, often compared to that of rotting flesh.

4) The novel "To Kill a Mockingbird" by Harper Lee has been translated into more than 40 languages and has sold over 40 million copies worldwide.